4-Dihydrotestosterone(521-18-6)

Contents

Product Identification	Back to Contents
【Product Name】 4-Dihydrotestosterone
【Synonyms】 17b-Hydroxy-5a-androstan-3-one 4,5a-Dihydrotestosterone 5a-Androstan-17b-ol-3-one Androstanolone
【CAS】 521-18-6
【Formula】 C19H30O2
【Molecular Weight】 290.45
【EINECS】 208-307-3
【RTECS】 BV8052000
【RTECS Class】 Mutagen; Reproductive Effector; Hormone
【Merck】 12,8950
【Beilstein/Gmelin】 2056371
【Beilstein Reference】 4-08-00-00634

Physical and Chemical Properties	Back to Contents
【Appearance】 US DEA Schedule III
【Solubility in water】 Insoluble
【Melting Point】 180 - 181
【Boiling Point】 413
【Vapor Pressure】 2E-8 (25 C)
【Heat Of Vaporization】 76.9 kJ/mol
【Usage】 Anabolic steroid.

First Aid Measures	Back to Contents
【Ingestion】 If swallowed, wash out mouth with water provided person is conscious. Call a physician immediately.
【Inhalation】 If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
【Skin】 In case of skin contact, flush with copious amounts of water for at least 15 minutes. Remove contaminated clothing and shoes. Call a physician.
【Eyes】 In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Handling and Storage	Back to Contents
【Storage】 Keep tightly closed.

Hazards Identification	Back to Contents
【Inhalation】 May be harmful if inhaled. Material may be irritating to mucous membranes and upper respiratory tract.
【Skin】 May cause skin irritation. May be harmful if absorbed through the skin.
【Eyes】 May cause eye irritation.
【Ingestion】 May be harmful if swallowed.
【Hazards】 Emits toxic fumes under fire conditions.
【EC Risk Phrase】 61 40
【EC Safety Phrase】 53 36/37/39 45
【UN (DOT)】 2811

Exposure Controls/Personal Protection	Back to Contents
【Personal Protection】 Compatible chemical-resistant gloves. Chemical safety goggles.
【Respirators】 Government approved respirator.
【Exposure Effects】 Harmful. May cause harm to the unborn child. Limited evidence of a carcinogenic effect. Possible Carcinogen (US). Target organ(s): Reproductive system. Calif. Prop. 65 carcinogen.

Fire Fighting Measures	Back to Contents
【Flash Point】 176
【Fire Fighting】 Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
【Fire Potential】 Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.

Accidental Release Measures	Back to Contents
【Small spills/leaks】 Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.

Stability and Reactivity	Back to Contents
【Stability】 Stable at normal temperatures and pressures.
【Incompatibilities】 Strong oxidizing agents.
【Decomposition】 Carbon monoxide, Carbon dioxide.
【Combustion Products】 Fire may produce irritating, corrosive and/or toxic gases.

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